This TV remote control receiver uses a ratchet system to activate an old drum-type selector to change channels. A common system at the time. The circuit is from a Radio Electronics from February 1961.
The presented circuit uses two old germanium transistors. We found this configuration in a...
This circuit is primarily intended for the calibration of common radio IF steps using the...
This 3-channel transmitter for amateur analog TV from 902 to 908 MHz was found in a QST magazine...